Home / 80,246,045.18-110,737,668.30-47,208,421.56

Finding the Fourth Proportional to 80,246,045.18, 110,737,668.30 and 47,208,421.56

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Solution

The fourth proportional to 80,246,045.18, 110,737,668.30 and 47,208,421.56 is: 65,146,519.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,246,045.18 : 110,737,668.30 = 47,208,421.56 : x
  2. Step 2: Convert to fraction form
    80,246,045.18/110,737,668.30 = 47,208,421.56/x
  3. Step 3: Cross multiply
    80,246,045.18x = 110,737,668.30 × 47,208,421.56
  4. Step 4: Simplify right side
    80,246,045.18x = 5,227,750,527,677,849
  5. Step 5: Solve for x
    x = 5,227,750,527,677,849/80,246,045.18
  6. Step 6: Final answer
    x = 65,146,519.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.